Originally Posted by 79pmooney

You are sure the gear ratios are the same? And that both have adequately loose chains? I've spaced and done rides thinking I was on a different cog and been mystified by either my super strength or lack of it.

Another possibility. Someone snuck in and installed one of those seat rube motors and hooked it up to a resistor. Rewire that puppy and you will be able to dazzle your friends.

Ben